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Sulfur Dioxide (1971) Designated Area Design Values

Data is current as of October 31, 2022
Design Values in ppb. "Current Design Values" are current as of the posted Green Book date. Check the Air Quality Design Value site for design value updates.

Display:       Nonattainment and Maintenance Areas       Nonattainment Areas       Maintenance Areas
Click underlined column heading to change report order Current Design Values
as of 06/08/2020
(2019)
 
Area Name  Annual
Design Values
 
24-Hour
Design
Values
 
Meets
NAAQS
Determin.1
 
Current Status  class sort Current
Designation
or at Redesignation
 
2010
Population
 
click area name for state/county list
Ajo (Pima County), AZ Maintenance A Primary 8,823
Allegheny County Air Basin: Hazelwood monitor, PA Maintenance A Primary 387,190
Armstrong County: Madison, Mahoning, Boggs, Washington, Pine, PA Nonattainment A Primary 4,516
Benton County; (part) TVA Johnsonville, TN Maintenance B Primary, Secondary 16,489
Boyd County (part), KY Maintenance A Primary 49,543
Brown County: Green Bay, WI Maintenance A Primary 248,004
Central Steptoe Valley, NV Maintenance A Primary 2,165
Colbert County (part); TVA Colbert Plant, AL Maintenance C Secondary 54,429
Coshocton County; Franklin Township, OH Maintenance A Primary 1,229
Cuyahoga County, OH Maintenance A Primary 996,159
Dane County: Madison sub-city area, WI Maintenance A Primary 488,074
Douglas (Cochise County), AZ Maintenance A Primary 17,495
East Helena Area, MT Maintenance B Primary, Secondary 2,669
Gallia County; Addison Township, OH Maintenance C Secondary 2,197
Grant County, NM Maintenance A Primary 29,514
Hancock County (part): Weirton, WV Maintenance B Primary, Secondary 15,801
Hayden (Pinal County), AZ 5 33 Yes Nonattainment A Primary 4,844
Humphreys County; (part) TVA Johnsonville, TN Maintenance B Primary, Secondary 18,539
Jefferson County; (part) Steubenville & Mingo Junction, OH Maintenance A Primary 69,712
La Porte County, IN Maintenance A Primary 111,471
Lake County, IN Maintenance A Primary 496,000
Lake County; (part) Eastlake, Timberlake, Lakeline, Willoughby, Ment Maintenance A Primary 229,760
Lauderdale County (part); TVA Colbert Plant, AL Maintenance C Secondary 92,707
Laurel Area (Yellowstone County), MT Nonattainment A Primary 6,525
Lorain County, OH Maintenance A Primary 301,074
Lucas County, OH Maintenance A Primary 441,812
Marathon County: Rothschild Sub-city area, Rib Mountain, Weston, WI Maintenance B Primary, Secondary 134,064
Marion County: Lawrence, Washington, and Warrant Townships, IN Maintenance A Primary 349,929
Miami (Gila County), AZ Maintenance A Primary 1,514
Millinocket AQCR 109, ME Maintenance A Primary 5,526
Milwaukee, WI Maintenance A Primary 947,779
Minneapolis-St. Paul, MN Maintenance A Primary 2,849,567
Morenci (Greenlee County), AZ Maintenance A Primary 8,437
Morgan County: Center Township, OH Maintenance C Secondary 15,053
Muhlenberg County, KY Maintenance C Secondary 31,499
Muscatine County, IA Maintenance A Primary 24,633
New Manchester-Grant magisterial district in Hancock County, WV Maintenance A Primary 8,706
Olmsted County; City of Rochester, MN Maintenance A Primary 106,769
Oneida County: Rhinelander Sub-city area, WI Maintenance B Primary, Secondary 35,996
Peoria County: Hollis twp, IL Maintenance B Primary, Secondary 2,032
Peoria, IL Maintenance A Primary 127,507
Piti, GU Nonattainment A Primary 1,000
Polk County, TN Maintenance B Primary, Secondary 16,825
Salt Lake County, UT 1 2 Yes Nonattainment B Primary, Secondary 1,029,655
San Manual (Pinal County), AZ Maintenance A Primary 16,158
Tanguisson, GU Nonattainment A Primary 1,000
Tazewell County: Groveland twp, IL Maintenance A Primary 22,991
Tooele County, UT Nonattainment B Primary, Secondary 58,218
Vigo County, IN Maintenance A Primary 107,848
Warren County, NJ Nonattainment B Primary, Secondary 108,696
Warren County: Conewago Twp, PA Maintenance A Primary 3,594
Warren County: Warren Boro, Pleasant Twp, Glade Twp, PA Maintenance B Primary, Secondary 15,781
Washington County: Waterford Township, OH Maintenance C Secondary 61,777
Wayne County: Boston, Center, Franklin, Wayne & Webster Townships, I Maintenance A Primary 52,325

1 See the Air Quality Design Value site spreadsheet footnotes for information about "Insufficient Data" Meets NAAQS Determinations.
Design Values in ppb. "Current Design Values" are current as of the posted Green Book date. Check the Air Quality Design Value site for design value updates.


Multi-state areas are counted in maintenance totals when all states in the area have been redesignated.

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